One of Somalia's most notorious pirate leaders, known as "Big Mouth", has said he is retiring after years of terrorising the Indian Ocean, generating millions of dollars in ransoms from seized ships.

"After being in piracy for eight years, I have decided to renounce and quit, and from today on I will not be involved in this gang activity," Mohamed Abdi Hassan, also known as "Afweyne", told reporters late Wednesday. Duration:01:13